Oven



FIG. 1 is a front perspective view of an oven showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an enlarged view of the encircled portion in FIG. 1.

The broken lines in the drawings illustrate portions of the oven that form no part of the claimed design. 

CLAIM We claim the ornamental design for an oven, as shown and described. 